[INFO] fetching crate nerdondon-hopscotch 2.7.0... [INFO] testing nerdondon-hopscotch-2.7.0 against master#8c0ec05f7dc9ef185eea9f36c5638e74e43935bf for pr-130285 [INFO] extracting crate nerdondon-hopscotch 2.7.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate nerdondon-hopscotch 2.7.0 on toolchain 8c0ec05f7dc9ef185eea9f36c5638e74e43935bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate nerdondon-hopscotch 2.7.0 [INFO] finished tweaking crates.io crate nerdondon-hopscotch 2.7.0 [INFO] tweaked toml for crates.io crate nerdondon-hopscotch 2.7.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 22 packages to latest compatible versions [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2630edbd8493d888c206a804e2d1db1bd5b8b5146380a94eddcc2df3d82d9ddd [INFO] running `Command { std: "docker" "start" "-a" "2630edbd8493d888c206a804e2d1db1bd5b8b5146380a94eddcc2df3d82d9ddd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2630edbd8493d888c206a804e2d1db1bd5b8b5146380a94eddcc2df3d82d9ddd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2630edbd8493d888c206a804e2d1db1bd5b8b5146380a94eddcc2df3d82d9ddd", kill_on_drop: false }` [INFO] [stdout] 2630edbd8493d888c206a804e2d1db1bd5b8b5146380a94eddcc2df3d82d9ddd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a976004488cf66f3f5f82518b4cd87927e20217b4ffe901b4c25efa7e16cd8c0 [INFO] running `Command { std: "docker" "start" "-a" "a976004488cf66f3f5f82518b4cd87927e20217b4ffe901b4c25efa7e16cd8c0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling getrandom v0.2.15 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling zerocopy v0.7.35 [INFO] [stderr] Compiling ppv-lite86 v0.2.20 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling rand_distr v0.4.3 [INFO] [stderr] Compiling nerdondon-hopscotch v2.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/skiplist.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | /// The number of elements in the skip list. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 106 | length: 0, [INFO] [stdout] | --------- rustdoc does not generate documentation for expression fields [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.11s [INFO] running `Command { std: "docker" "inspect" "a976004488cf66f3f5f82518b4cd87927e20217b4ffe901b4c25efa7e16cd8c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a976004488cf66f3f5f82518b4cd87927e20217b4ffe901b4c25efa7e16cd8c0", kill_on_drop: false }` [INFO] [stdout] a976004488cf66f3f5f82518b4cd87927e20217b4ffe901b4c25efa7e16cd8c0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 28660ca32a451318fdd463836618b4173c09f00a7f8faa527eb32272bc5f2dc8 [INFO] running `Command { std: "docker" "start" "-a" "28660ca32a451318fdd463836618b4173c09f00a7f8faa527eb32272bc5f2dc8", kill_on_drop: false }` [INFO] [stderr] Compiling diff v0.1.13 [INFO] [stderr] Compiling yansi v1.0.1 [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/skiplist.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | /// The number of elements in the skip list. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 106 | length: 0, [INFO] [stdout] | --------- rustdoc does not generate documentation for expression fields [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling pretty_assertions v1.4.1 [INFO] [stderr] Compiling nerdondon-hopscotch v2.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/skiplist.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | /// The number of elements in the skip list. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 106 | length: 0, [INFO] [stdout] | --------- rustdoc does not generate documentation for expression fields [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s [INFO] running `Command { std: "docker" "inspect" "28660ca32a451318fdd463836618b4173c09f00a7f8faa527eb32272bc5f2dc8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28660ca32a451318fdd463836618b4173c09f00a7f8faa527eb32272bc5f2dc8", kill_on_drop: false }` [INFO] [stdout] 28660ca32a451318fdd463836618b4173c09f00a7f8faa527eb32272bc5f2dc8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9bf8f5282ef3f7d88e24ae26e131e0f6ee796b4884884db9a8884ffdb3d822ed [INFO] running `Command { std: "docker" "start" "-a" "9bf8f5282ef3f7d88e24ae26e131e0f6ee796b4884884db9a8884ffdb3d822ed", kill_on_drop: false }` [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/skiplist.rs:105:13 [INFO] [stderr] | [INFO] [stderr] 105 | /// The number of elements in the skip list. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 106 | length: 0, [INFO] [stderr] | --------- rustdoc does not generate documentation for expression fields [INFO] [stderr] | [INFO] [stderr] = help: use `//` for a plain comment [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `nerdondon-hopscotch` (lib) generated 1 warning [INFO] [stderr] warning: `nerdondon-hopscotch` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nerdondon_hopscotch-16668f506bb66539) [INFO] [stdout] [INFO] [stdout] running 26 tests [INFO] [stdout] test skiplist::tests::get_an_element_at_the_head ... ok [INFO] [stdout] test skiplist::tests::get_an_element_at_the_tail ... ok [INFO] [stdout] test skiplist::tests::entries_returns_a_vec_with_the_key_value_pairs_of_elements ... ok [INFO] [stdout] test skiplist::tests::get_an_element_in_the_middle ... ok [INFO] [stdout] test skiplist::tests::insert_can_add_an_element_after_an_existing_element ... ok [INFO] [stdout] test skiplist::tests::insert_can_add_an_element_before_an_existing_element ... ok [INFO] [stdout] test skiplist::tests::remove_can_remove_all_elements_from_the_skip_list ... ok [INFO] [stdout] test skiplist::tests::remove_can_remove_an_item_from_the_back_of_the_skip_list ... ok [INFO] [stdout] test skiplist::tests::remove_can_remove_an_item_from_the_front_of_the_skip_list ... ok [INFO] [stdout] test skiplist::tests::insert_can_add_an_element_between_existing_elements ... ok [INFO] [stdout] test skiplist::tests::remove_can_remove_an_item_from_the_middle_of_the_skip_list ... ok [INFO] [stdout] test skiplist::tests::with_a_non_empty_skiplist_find_less_than_returns_correct_responses ... ok [INFO] [stdout] test skiplist::tests::with_a_non_empty_skiplist_find_greater_or_equal_returns_correct_responses ... ok [INFO] [stdout] test skiplist::tests::with_a_non_empty_skiplist_first_returns_references_to_the_first_key_value_pair ... ok [INFO] [stdout] test skiplist::tests::with_a_non_empty_skiplist_getting_a_non_existent_element_returns_none ... ok [INFO] [stdout] test skiplist::tests::with_a_non_empty_skiplist_is_empty_returns_false ... ok [INFO] [stdout] test skiplist::tests::with_a_non_empty_skiplist_last_returns_references_to_the_last_key_value_pair ... ok [INFO] [stdout] test skiplist::tests::with_an_empty_skiplist_first_returns_none ... ok [INFO] [stdout] test skiplist::tests::with_an_empty_skiplist_insert_can_add_an_element ... ok [INFO] [stdout] test skiplist::tests::with_an_empty_skiplist_last_returns_none ... ok [INFO] [stdout] test skiplist::tests::with_an_empty_skiplist_collect_returns_an_empty_vec ... ok [INFO] [stdout] test skiplist::tests::with_an_empty_skiplist_is_empty_returns_true ... ok [INFO] [stdout] test skiplist::tests::with_an_empty_skiplist_get_returns_none ... ok [INFO] [stdout] test skiplist::tests::with_an_empty_skiplist_len_returns_zero ... ok [INFO] [stdout] test skiplist::tests::with_an_empty_skiplist_remove_does_nothing ... ok [INFO] [stdout] test skiplist::tests::get_approx_mem_usage_provides_decent_estimates ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- skiplist::tests::get_approx_mem_usage_provides_decent_estimates stdout ---- [INFO] [stdout] thread 'skiplist::tests::get_approx_mem_usage_provides_decent_estimates' panicked at src/skiplist.rs:1074:9: [INFO] [stdout] attempt to subtract with overflow [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5d9c43a7a18a - std::backtrace_rs::backtrace::libunwind::trace::hb26ad70b37260289 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5 [INFO] [stdout] 1: 0x5d9c43a7a18a - std::backtrace_rs::backtrace::trace_unsynchronized::h2c0187153633e231 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5d9c43a7a18a - std::sys::backtrace::_print_fmt::ha9596eb1af5e3a29 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5d9c43a7a18a - ::fmt::h8f2981dcab006960 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5d9c43aa0a5b - core::fmt::rt::Argument::fmt::h1029a118dbae0125 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/core/src/fmt/rt.rs:177:76 [INFO] [stdout] 5: 0x5d9c43aa0a5b - core::fmt::write::h25ada94a2189c1b9 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/core/src/fmt/mod.rs:1178:21 [INFO] [stdout] 6: 0x5d9c43a76e83 - std::io::Write::write_fmt::h6ca394d5de12dd64 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/std/src/io/mod.rs:1823:15 [INFO] [stdout] 7: 0x5d9c43a79fd2 - std::sys::backtrace::BacktraceLock::print::hc25a90d456c1b686 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 8: 0x5d9c43a7b905 - std::panicking::default_hook::{{closure}}::h73dd81cb71929aa4 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/std/src/panicking.rs:268:22 [INFO] [stdout] 9: 0x5d9c43a7b6f8 - std::panicking::default_hook::h0e337668e919fc53 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/std/src/panicking.rs:292:9 [INFO] [stdout] 10: 0x5d9c439f0bc9 - as core::ops::function::Fn>::call::h0a5b2697e83d3de2 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/alloc/src/boxed.rs:2243:9 [INFO] [stdout] 11: 0x5d9c439f0bc9 - test::test_main::{{closure}}::ha5c571fce018b26f [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/test/src/lib.rs:132:21 [INFO] [stdout] 12: 0x5d9c43a7c018 - as core::ops::function::Fn>::call::h41d416f4073097a8 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/alloc/src/boxed.rs:2243:9 [INFO] [stdout] 13: 0x5d9c43a7c018 - std::panicking::rust_panic_with_hook::h442c26b690a626f4 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/std/src/panicking.rs:809:13 [INFO] [stdout] 14: 0x5d9c43a7bdb3 - std::panicking::begin_panic_handler::{{closure}}::h7cfa3ab758eb5a73 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/std/src/panicking.rs:667:13 [INFO] [stdout] 15: 0x5d9c43a7a669 - std::sys::backtrace::__rust_end_short_backtrace::hf609a1dcd6f8b9f9 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/std/src/sys/backtrace.rs:170:18 [INFO] [stdout] 16: 0x5d9c43a7ba74 - rust_begin_unwind [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/std/src/panicking.rs:665:5 [INFO] [stdout] 17: 0x5d9c43a9f463 - core::panicking::panic_fmt::he4002baf06927918 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/core/src/panicking.rs:74:14 [INFO] [stdout] 18: 0x5d9c43aa5bb7 - core::panicking::panic_const::panic_const_sub_overflow::h0b43d499abac4e82 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/core/src/panicking.rs:181:21 [INFO] [stdout] 19: 0x5d9c439b5426 - nerdondon_hopscotch::skiplist::tests::get_approx_mem_usage_provides_decent_estimates::hff40ac10598d1df2 [INFO] [stdout] at /opt/rustwide/workdir/src/skiplist.rs:1074:9 [INFO] [stdout] 20: 0x5d9c439b42e7 - nerdondon_hopscotch::skiplist::tests::get_approx_mem_usage_provides_decent_estimates::{{closure}}::h094e34474bb7c0ca [INFO] [stdout] at /opt/rustwide/workdir/src/skiplist.rs:997:56 [INFO] [stdout] 21: 0x5d9c4399ebd6 - core::ops::function::FnOnce::call_once::h3fb9f40a83db87fd [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 22: 0x5d9c439f553b - core::ops::function::FnOnce::call_once::he9dcba90b82d8683 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 23: 0x5d9c439f553b - test::__rust_begin_short_backtrace::hd3c7d260f12c8c4c [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/test/src/lib.rs:620:18 [INFO] [stdout] 24: 0x5d9c439f4db8 - test::run_test_in_process::{{closure}}::h2a83a0a65ed3c222 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/test/src/lib.rs:643:60 [INFO] [stdout] 25: 0x5d9c439f4db8 - as core::ops::function::FnOnce<()>>::call_once::h86af6a43b3d339fd [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 26: 0x5d9c439f4db8 - std::panicking::try::do_call::h06bb3a6ef41e33d4 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/std/src/panicking.rs:557:40 [INFO] [stdout] 27: 0x5d9c439f4db8 - std::panicking::try::hbe4ce21e81168e19 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/std/src/panicking.rs:520:19 [INFO] [stdout] 28: 0x5d9c439f4db8 - std::panic::catch_unwind::h9216a5b93914ba30 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/std/src/panic.rs:345:14 [INFO] [stdout] 29: 0x5d9c439f4db8 - test::run_test_in_process::hd5f710dbb42ac3ac [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/test/src/lib.rs:643:27 [INFO] [stdout] 30: 0x5d9c439f4db8 - test::run_test::{{closure}}::ha3c5aa83f018eb90 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/test/src/lib.rs:564:43 [INFO] [stdout] 31: 0x5d9c439b90b4 - test::run_test::{{closure}}::h106c33754fb7ad93 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/test/src/lib.rs:594:41 [INFO] [stdout] 32: 0x5d9c439b90b4 - std::sys::backtrace::__rust_begin_short_backtrace::h72b607f200d489e1 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/std/src/sys/backtrace.rs:154:18 [INFO] [stdout] 33: 0x5d9c439bc802 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h4c13dee51575b1d5 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/std/src/thread/mod.rs:522:17 [INFO] [stdout] 34: 0x5d9c439bc802 - as core::ops::function::FnOnce<()>>::call_once::hc15ba15cced82411 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 35: 0x5d9c439bc802 - std::panicking::try::do_call::ha2b96a5442f2b7a6 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/std/src/panicking.rs:557:40 [INFO] [stdout] 36: 0x5d9c439bc802 - std::panicking::try::h3249b845d1609c7f [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/std/src/panicking.rs:520:19 [INFO] [stdout] 37: 0x5d9c439bc802 - std::panic::catch_unwind::hb1234c1714481772 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/std/src/panic.rs:345:14 [INFO] [stdout] 38: 0x5d9c439bc802 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf2ecca2087a712d7 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/std/src/thread/mod.rs:521:30 [INFO] [stdout] 39: 0x5d9c439bc802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h33604033fff0c135 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 40: 0x5d9c43a8002b - as core::ops::function::FnOnce>::call_once::hed0705102829bfb8 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/alloc/src/boxed.rs:2229:9 [INFO] [stdout] 41: 0x5d9c43a8002b - as core::ops::function::FnOnce>::call_once::h88dbb0360840e1a3 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/alloc/src/boxed.rs:2229:9 [INFO] [stdout] 42: 0x5d9c43a8002b - std::sys::pal::unix::thread::Thread::new::thread_start::hed3d760d9bfb1ad1 [INFO] [stdout] at /rustc/8c0ec05f7dc9ef185eea9f36c5638e74e43935bf/library/std/src/sys/pal/unix/thread.rs:105:17 [INFO] [stdout] 43: 0x7defea091ac3 - [INFO] [stdout] 44: 0x7defea122a04 - clone [INFO] [stdout] 45: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] skiplist::tests::get_approx_mem_usage_provides_decent_estimates [INFO] [stdout] [INFO] [stdout] test result: FAILED. 25 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "9bf8f5282ef3f7d88e24ae26e131e0f6ee796b4884884db9a8884ffdb3d822ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9bf8f5282ef3f7d88e24ae26e131e0f6ee796b4884884db9a8884ffdb3d822ed", kill_on_drop: false }` [INFO] [stdout] 9bf8f5282ef3f7d88e24ae26e131e0f6ee796b4884884db9a8884ffdb3d822ed